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MAX232 Datasheet(PDF) 31 Page - Maxim Integrated Products |
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MAX232 Datasheet(HTML) 31 Page - Maxim Integrated Products |
31 / 36 page +5V-Powered, Multichannel RS-232 Drivers/Receivers ______________________________________________________________________________________ 31 400k Ω VCC 400k Ω GND +5V +5V +5V +5V +5V 40 16 1 µF 2 18 4 TA1OUT TA1IN TA3OUT TA3IN 20 24 38 22 36 1 39 TB1OUT TB1IN TB3OUT TB3IN 400k Ω +5V 17 3 TA2OUT TA2IN +5V 23 37 TB2OUT TB2IN 400k Ω +5V 19 5 TA4OUT TA4IN +5V 21 35 TB4OUT TB4IN 5k Ω 5k Ω 5k Ω 5k Ω 5k Ω 5k Ω 5k Ω 5k Ω 5k Ω 5k Ω 11 RA1IN 10 RA1OUT 12 RA2IN 9RA2OUT 13 RA3IN 8RA3OUT 14 RA4IN 7RA4OUT 15 RA5IN 6RA5OUT 29 30 28 31 27 32 26 33 25 34 RB1IN RB1OUT RB2IN RB2OUT RB3IN RB3OUT RB4IN RB4OUT RB5IN RB5OUT 40 VCC ENB TB1IN TB2IN TB3IN TB4IN RB5OUT RB4OUT RB3OUT RB2OUT RB1OUT RB1IN RB2IN RB3IN RB4IN RB5IN TB1OUT TB2OUT TB3OUT TB4OUT 39 38 37 36 35 34 33 32 31 1 2 3 4 5 6 7 8 9 10 ENA TA1IN TA2IN TA3IN TA4IN RA5OUT RA4OUT RA3OUT RA2OUT RA1OUT RA1IN RA2IN RA3IN RA4IN RA5IN TA1OUT TA2OUT TA3OUT TA4OUT GND TOP VIEW MAX246 30 29 28 27 26 25 24 23 22 21 11 12 13 14 15 16 17 18 19 DIP 20 MAX246 FUNCTIONAL DESCRIPTION 10 RECEIVERS 5 A-SIDE RECEIVERS (RA5 ALWAYS ACTIVE) 5 B-SIDE RECEIVERS (RB5 ALWAYS ACTIVE) 8 TRANSMITTERS 4 A-SIDE TRANSMITTERS 4 B-SIDE TRANSMITTERS 2 CONTROL PINS ENABLE A-SIDE (ENA) ENABLE B-SIDE (ENB) ENA ENB Figure 22. MAX246 Pin Configuration and Typical Operating Circuit |
Número de pieza similar - MAX232 |
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Descripción similar - MAX232 |
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